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Super Precision Angular Contact Ball Bearings 71814 ACD/P4DBB

Super Precision Angular Contact Ball Bearings 71814 ACD/P4DBB

The 71814 ACD/P4DBB is a super precision angular contact ball bearing with a 70mm bore and 90mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 4770 lbf and spins smoothly at speeds up to 28,000 RPM. Its phenolic cage ensures durability while the open design allows for easy lubrication.

The light preload (Class B) ensures smooth operation with minimal friction. Ideal for high-precision applications like machine tool spindles or high-speed robotics.

Weighing just 0.27kg, this P4 tolerance bearing operates reliably in temperatures from -30°C to 110°C. It’s interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 71814 ACD/P4DBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 90 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 20 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 31
  • Contact Angle 25°
  • Tolerance Class P4
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 4770 lbf
  • Static Radial Load 6750 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 28000 rpm
  • Weight 0.27 kg
Super Precision Angular Contact Ball Bearings 71814 ACD/P4DBB dimension drawing
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Features

Why Choose 71814 ACD/P4DBB Bearing for Precision Tasks?

71814 ACD/P4DBB Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with high precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction for smoother operation.

With a dynamic radial load capacity of 4770 lbf, 71814 ACD/P4DBB Bearing performs reliably in demanding applications.
The P4 tolerance class guarantees exceptional accuracy, making it suitable for high-precision machinery.

71814 ACD/P4DBB Bearing can reach speeds up to 28,000 rpm, balancing performance and efficiency.
Its matched arrangement of two bearings ensures stability and consistent operation under light preload conditions.

Application

Key Fields for 71814 ACD/P4DBB Bearing
71814 ACD/P4DBB Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.

In robotics, 71814 ACD/P4DBB Bearing supports articulated arms, offering smooth movement with minimal friction. Its phenolic cage helps reduce weight while maintaining durability during repetitive tasks.

For medical imaging devices, 71814 ACD/P4DBB Bearing’s P4 tolerance class delivers the precision needed for consistent performance. The chrome steel construction also ensures long service life in critical applications.

Automotive applications like electric power steering benefit from 71814 ACD/P4DBB Bearing’s light preload and high-speed capability. The open design allows for efficient lubrication, enhancing reliability in vehicle systems.

In aerospace components, 71814 ACD/P4DBB Bearing handles both radial and axial loads with ease. Its temperature range makes it suitable for various operational conditions, from ground to flight environments.

Q&A

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